package com.xiaoyao.novel.parser;

import java.net.URLDecoder;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.apache.log4j.Logger;

import com.xiaoyao.novel.crawl.BaseCrawl;
import com.xiaoyao.novel.pojo.Book;
import com.xiaoyao.novel.pojo.Chapter;
import com.xiaoyao.novel.util.ClassUtil;
import com.xiaoyao.novel.util.FileUtil;

public class QidianMMParser {
	private static Logger logger = Logger.getLogger(QidianMMParser.class) ;
	
	/**
	 * 作者,[书名],简介,[类型],图片
	 * 
	 * @param page
	 * @param book
	 * @return
	 */
	public static Book parseDescrib(String page, Book book) {
		page = page.replaceAll("\"", "'");
		page = page.replaceAll("\\s+", " ");
		logger.debug("页面: " + page);
		String infoRegex = "<div class='book_pic'>.+?<img.+?src='(.+?)'.+?小说作者.+?<span itemprop='name'>(.*?)</span>.+?<span itemprop='description'>(.+?)</span>";
		Pattern infoPattern = Pattern.compile(infoRegex);
		Matcher matcher = infoPattern.matcher(page);
		if (matcher.find()) {
			// book.bookName = matcher.group(1);
			if (ClassUtil.isEmpty(book.picPath)) {
				String picUrl = matcher.group(1);
				String fileName = book.bookId + ".jpg";
				fileName = BaseCrawl.downLoadImage(picUrl, fileName); // 抓图片
				book.picPath = FileUtil.PIC_DIR + fileName;
			}
			book.authorName = matcher.group(2);
			if (ClassUtil.isEmpty(book.describ)) {
				
			String describ = matcher.group(3); 
			describ=URLEncoder.encode(describ);
			describ=describ.replaceAll("%C2%A0%C2%A0%C2%A0","");
			describ=URLDecoder.decode(describ);
			book.describ =  describ ;
			}
		} else {
			logger.error("简介有问题!" + book.crawler);
		} 
		return book;
	}
	
	public static List<Chapter> parseBook(String page, Book book) {
		logger.info("开始解析...");
		page = page.replaceAll("\"", "'");
		page = page.replaceAll("\\s+", " ");
		logger.debug(page);
		page = page.replaceFirst(".+?id='content'", "");
		List<Chapter> list = new ArrayList<Chapter>();
		book.list = list;
		String bookRegex = "<a itemprop='url' href='(.+?,(.+?)\\.aspx)' title='.+?'><span itemprop='headline'>(.+?)</span></a>";
		Pattern bookPattern = Pattern.compile(bookRegex);
		Matcher matcher = bookPattern.matcher(page);
		while (matcher.find()) {
			String title =matcher.group(3).trim();
			logger.info(title);
			if (title.startsWith("引子")||title.startsWith("前言")||title.startsWith("第")||title.matches("\\d+.+")) {
				Chapter chapter = new Chapter();
				list.add(chapter);
				chapter.bookId = book.bookId;
				chapter.chapterUrl = matcher.group(1);
				chapter.webId = matcher.group(2);
				chapter.chapterTitle =title ;
				logger.debug(chapter);
			}
		}
		return list;
	}

	public static void parseChapter(String page, Chapter chapter) {
		page = page.replaceAll("\"", "'");
		page = page.replaceAll("\\s+", "");
		logger.debug(page);
		String chapterRegex = "<divclass='bookcontent'id='content'(style='.*?')?><scriptsrc='(http:.+?txt)'charset='GB2312'></script>";
		Pattern chapterPattern = Pattern.compile(chapterRegex);
		Matcher matcher = chapterPattern.matcher(page);
		if (matcher.find()) {
			chapter.chapterTxtUrl = matcher.group(2);
//			logger.info(chapter.chapterTxtUrl);
		}
	}
}
